Feature status on powerpc architecture

Subsystem Feature Kconfig Status Description
core cBPF-JIT HAVE_CBPF_JIT ok arch supports cBPF JIT optimizations
core eBPF-JIT HAVE_EBPF_JIT ok arch supports eBPF JIT optimizations
core generic-idle-thread GENERIC_SMP_IDLE_THREAD ok arch makes use of the generic SMP idle thread facility
core jump-labels HAVE_ARCH_JUMP_LABEL ok arch supports live patched, high efficiency branches
core thread-info-in-task THREAD_INFO_IN_TASK ok arch makes use of the core kernel facility to embedd thread_info in task_struct
core tracehook HAVE_ARCH_TRACEHOOK ok arch supports tracehook (ptrace) register handling APIs
debug debug-vm-pgtable ARCH_HAS_DEBUG_VM_PGTABLE ok arch supports pgtable tests for semantics compliance
debug gcov-profile-all ARCH_HAS_GCOV_PROFILE_ALL ok arch supports whole-kernel GCOV code coverage profiling
debug KASAN HAVE_ARCH_KASAN ok arch supports the KASAN runtime memory checker
debug kcov ARCH_HAS_KCOV ok arch supports kcov for coverage-guided fuzzing
debug kgdb HAVE_ARCH_KGDB ok arch supports the kGDB kernel debugger
debug kmemleak HAVE_DEBUG_KMEMLEAK ok arch supports the kernel memory leak detector
debug kprobes HAVE_KPROBES ok arch supports live patched kernel probe
debug kprobes-on-ftrace HAVE_KPROBES_ON_FTRACE ok arch supports combined kprobes and ftrace live patching
debug kretprobes HAVE_KRETPROBES ok arch supports kernel function-return probes
debug optprobes HAVE_OPTPROBES ok arch supports live patched optprobes
debug stackprotector HAVE_STACKPROTECTOR ok arch supports compiler driven stack overflow protection
debug uprobes ARCH_SUPPORTS_UPROBES ok arch supports live patched user probes
debug user-ret-profiler HAVE_USER_RETURN_NOTIFIER TODO arch supports user-space return from system call profiler
io dma-contiguous HAVE_DMA_CONTIGUOUS TODO arch supports the DMA CMA (continuous memory allocator)
locking cmpxchg-local HAVE_CMPXCHG_LOCAL TODO arch supports the this_cpu_cmpxchg() API
locking lockdep LOCKDEP_SUPPORT ok arch supports the runtime locking correctness debug facility
locking queued-rwlocks ARCH_USE_QUEUED_RWLOCKS ok arch supports queued rwlocks
locking queued-spinlocks ARCH_USE_QUEUED_SPINLOCKS ok arch supports queued spinlocks
perf kprobes-event HAVE_REGS_AND_STACK_ACCESS_API ok arch supports kprobes with perf events
perf perf-regs HAVE_PERF_REGS ok arch supports perf events register access
perf perf-stackdump HAVE_PERF_USER_STACK_DUMP ok arch supports perf events stack dumps
sched membarrier-sync-core ARCH_HAS_MEMBARRIER_SYNC_CORE ok arch supports core serializing membarrier
sched numa-balancing ARCH_SUPPORTS_NUMA_BALANCING ok arch supports NUMA balancing
seccomp seccomp-filter HAVE_ARCH_SECCOMP_FILTER ok arch supports seccomp filters
time arch-tick-broadcast ARCH_HAS_TICK_BROADCAST ok arch provides tick_broadcast()
time clockevents !LEGACY_TIMER_TICK ok arch support generic clock events
time context-tracking HAVE_CONTEXT_TRACKING ok arch supports context tracking for NO_HZ_FULL
time irq-time-acct HAVE_IRQ_TIME_ACCOUNTING ok arch supports precise IRQ time accounting
time virt-cpuacct HAVE_VIRT_CPU_ACCOUNTING ok arch supports precise virtual CPU time accounting
vm batch-unmap-tlb-flush ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH TODO arch supports deferral of TLB flush until multiple pages are unmapped
vm ELF-ASLR ARCH_HAS_ELF_RANDOMIZE ok arch randomizes the stack, heap and binary images of ELF binaries
vm huge-vmap HAVE_ARCH_HUGE_VMAP ok arch supports the arch_vmap_pud_supported() and arch_vmap_pmd_supported() VM APIs
vm ioremap_prot HAVE_IOREMAP_PROT ok arch has ioremap_prot()
vm PG_uncached ARCH_USES_PG_UNCACHED TODO arch supports the PG_uncached page flag
vm pte_special ARCH_HAS_PTE_SPECIAL ok arch supports the pte_special()/pte_mkspecial() VM APIs
vm THP HAVE_ARCH_TRANSPARENT_HUGEPAGE ok arch supports transparent hugepages